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    <title>Document</title>
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       .out{
           width: 1135px;
           height: 545px;
           border:1px red solid;
           margin: 50px auto;
           background-image: url(../images/1.jpg);
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      <div class='out'>
          <div class='showInfo'>
              介绍该产品的信息
          </div>
      </div>

</body>
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